Discovery and Optimization of Quinoline Analogues as Novel Potent Antivirals against Enterovirus D68
作者:Xiaoyuan Li、Yuexiang Li、Shiyong Fan、Ruiyuan Cao、Xiaojia Li、Xiaomeng He、Wei Li、Longfa Xu、Tong Cheng、Honglin Li、Wu Zhong
DOI:10.1021/acs.jmedchem.2c01311
日期:2022.11.10
diseases. However, there are no specific antiviral drugs or vaccines against EV-D68. Herein, through virtual screening and rational design, a series of novel quinoline analogues as anti-EV-D68 agents targeting VP1 were identified. Particularly, 19 exhibited potent antiviral activity with an EC50 value ranging from 0.05 to 0.10 μM against various EV-D68 strains and showed inhibition of viral replication
肠道病毒D68(EV-D68)是一种非脊髓灰质炎肠道病毒,主要通过呼吸道传播,具有大规模传播的潜在威胁。EV-D68 感染主要引起儿童中度至重度呼吸道疾病,并可能诱发神经系统疾病。然而,没有针对 EV-D68 的特异性抗病毒药物或疫苗。在此,通过虚拟筛选和合理设计,确定了一系列新型喹啉类似物作为靶向 VP1 的抗 EV-D68 药物。特别是,19种表现出有效的抗病毒活性,EC为 50针对各种 EV-D68 菌株的值范围为 0.05 至 0.10 μM,并通过蛋白质印迹、免疫荧光和噬菌斑形成测定验证了对病毒复制的抑制作用。机理研究表明,抗 EV-D68 药物主要通过与 VP1 相互作用发挥作用。大鼠可接受的生物利用度为 23.9%,人肝微粒体的代谢稳定性显着(Cl int = 10.8 mL/min/kg,t 1/2 = 148 分钟)表明具有新型支架的化合物19值得进一步研究。